Sasha and his five friends went on a wild vacation at the Black Sea. Exotic and romantic! And at first everything went great—right up until the moment the guys decided, as a whole group, to go to a restaurant. Only Nastya, a principled one, refused to go; she stayed in their tent camp to watch their things. When they returned, the friends realized that Nastya had vanished without a trace. And soon, Sasha found her clothes on the shore, stained with blood…